Oscillation of solutions to a higher-order neutral PDE with distributed deviating arguments. Dix, J.G. — 2010 Electronic Journal of Qualitative Theory of Differential Equations [electronic only]
Oscillatory and asymptotic behaviour of a neutral differential equation with oscillating coefficients. Dix, J.G.; Misra, N.; Padhy, L.N.; Rath, R.N. — 2008 Electronic Journal of Qualitative Theory of Differential Equations [electronic only]
Necessary conditions for the solutions of second order nonlinear neutral delay difference equations to be oscillatory or tend to zero. Rath, R.N.; Dix, J.G.; Barik, B.L.S.; Dihudi, B. — 2007 International Journal of Mathematics and Mathematical Sciences